<template>
  <div class="app-container">

    <!--  图书馆理 查询条件 -->
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="图书名称" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入图名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="图书价格" prop="cost">
        <el-input
          v-model="queryParams.cost"
          placeholder="请输入图书价格"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
        <!-- <el-form-item label="删除时间" prop="delTime">
            <el-date-picker clearable size="small" style="width: 200px"
                            v-model="queryParams.delTime"
                            type="datetime"
                            value-format="yyyy-MM-dd HH:mm:ss"
                            placeholder="删除时间">
            </el-date-picker>
        </el-form-item> -->
      <el-form-item label="图书类型" prop="type">
        <el-select v-model="queryParams.type" placeholder="请选择图书类型" clearable size="small">
          <el-option
            v-for="dict in typeOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
        </el-form-item>
    </el-form>

    <!-- 表格上方 图书馆理 功能键 -->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:book:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:book:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:book:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:book:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList" :columns="columns"></right-toolbar>
    </el-row>


    <!-- 图书馆理 表格 -->
    <el-table v-loading="loading" :data="bookList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />

            <el-table-column label="图书类型" align="center" prop="id" v-if="false"/>
                    <el-table-column label="图书名称" align="center" prop="title" v-if="columns[0].visible"/>
                        <el-table-column label="图书价格" align="center" prop="cost" v-if="columns[1].visible"/>
                             <el-table-column label="上下价状态" align="center" prop="status">
                                
                               <template slot-scope="scope">
                <span v-if="scope.row.status===0">已上架</span>
                <span v-else>未上架</span>
            </template>
        </el-table-column> -->
        
                            <el-table-column label="图书类型" align="center" prop="type" :formatter="typeFormat" v-if="columns[3].visible"/>
              <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:book:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:book:remove']"
          >删除</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="changeStatus(scope.row)"
            v-hasPermi="['system:book:remove']"
          >修改上下架</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改图书馆管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="图书名称" prop="title">
          <el-input v-model="form.title" placeholder="请输入图书名" />
        </el-form-item>
        <el-form-item label="图书价格" prop="cost">
          <el-input v-model="form.cost" placeholder="请输入图书价格" />
        </el-form-item>
    <!-- <el-form-item label="删除时间" prop="delTime">
        <el-date-picker clearable size="small" style="width: 200px"
                        v-model="form.delTime"
                        type="datetime"
                        value-format="yyyy-MM-dd HH:mm:ss"
                        placeholder="选择删除时间">
        </el-date-picker>
    </el-form-item> -->
   
        <el-form-item label="图书类型" prop="type">
          <el-select v-model="form.type" placeholder="请选择图书类型">
            <el-option
              v-for="dict in typeOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="parseInt(dict.dictValue)"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<script>
import { listBook, getBook, delBook, addBook, updateBook, exportBook,changeStatus
} from "@/api/system/book";
import { getToken } from "@/utils/auth";

import { checkPermi, checkRole } from "@/utils/permission"; // 权限判断函数

export default {
  name: "Book",
  components: {
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 图书馆里表格数据
      bookList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 图书类型字典
      typeOptions: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: undefined,
        cost: undefined,
        delTime: undefined,
        type: undefined
      },
      // 列信息
      columns: [
                        { key: 0, label: `图书名称`, visible: true },
                    { key: 1, label: `图书价格`, visible: true },
                                    { key: 2, label: `图书数量`, visible: true },
                        { key: 3, label: `图书类型`, visible: true },
      ],
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        type: [
          { required: true, message: "图书类型不能为空", trigger: "change" }
        ]
      }
    }
  },
  created() {
    this.getList();
    this.getDicts("book_type").then(response => {
      this.typeOptions = response.data;
    });
  },
  methods: {
    checkPermi,
    checkRole,
    /** 查询图书馆理列表 */

   changeStatus(rows){
      let status = 1;
      if(rows.status === 1){
        status=0;
      }
      addStatue({id:rows.id,status:status}).then(res =>{
        this.getList();
      })
    },
    getList() {
      this.loading = true;
      listBook(this.queryParams).then(response => {
        this.bookList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 图书类型字典翻译
    typeFormat(row, column) {
      return this.selectDictLabel(this.typeOptions, row.type);
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: undefined,
        title: undefined,
        cost: undefined,
        createTime: undefined,
        updateTime: undefined,
        createBy: undefined,
        updateBy: undefined,
        delTime: undefined,
        delFlag: undefined,
        type: undefined
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加图书馆理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getBook(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改图书馆理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateBook(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addBook(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
                    
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除图书馆里编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delBook(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有图书馆里数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return exportBook(queryParams);
        }).then(response => {
          this.download(response.msg);
        })
    }
  }
};
</script>
